棘轮

The chair has a ratchet below it to adjust the height.

这把椅子下面有棘轮调整高度。

Obviously, the regular crimp wave provides a mechanism for short - range entanglement of the ratchet type.

虽然， 有规则的卷曲波纹能使纤维间短片段内彼此纠缠接触，产生棘轮式机械作用。

Chains and Chain Link Fence Fittings, Ratchet, Winch, Winch Bars, Chain, Wire.

采购产品链和链环，围栏配件， 棘轮， 绞车， 绞车酒吧， 链条， 钢丝。

The ratcheting of materials corresponds to progressive inelastic deformation, under cyclic loading.

材料在循环载荷作用下产生的塑性变形的逐渐累积现象称为棘轮效应。

Everybody expects to be above average, so you get this ratchet effect.

而每个人都期望超越平均水平， 这样就产生了棘轮效应。